Ibm: >> Mq >> 9.1.0.34 Security Vulnerabilities
IBM MQ could allow an authenticated attacker with cluster access to cause a denial of service or potentially execute arbitrary code due to improper validation of cluster command message lengths.
CVSS Score
7.5
EPSS Score
0.005
Published
2026-09-18
IBM MQ could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to a stack buffer overflow when processing XA transaction identifiers.
CVSS Score
8.8
EPSS Score
0.006
Published
2026-09-18
IBM MQ could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to an integer overflow in distribution list processing.
CVSS Score
8.8
EPSS Score
0.006
Published
2026-09-18
IBM MQ could allow an authenticated attacker to cause a denial of service or potentially escalate privileges due to a heap buffer overflow when processing MQPUT operations with malformed distribution headers.
CVSS Score
8.8
EPSS Score
0.005
Published
2026-09-18
IBM MQ could allow a remote attacker to cause a denial of service or execute arbitrary code due to a buffer overflow when processing malformed compressed data on channels configured with compression enabled.
CVSS Score
8.1
EPSS Score
0.008
Published
2026-09-18
IBM MQ 7.5.0.0 - 7.5.0.9, 7.1.0.0 - 7.1.0.9, 8.0.0.0 - 8.0.0.12, 9.0.0.0 - 9.0.0.6, 9.1.0.0 - 9.1.0.2, and 9.1.0 - 9.1.2 command server is vulnerable to a denial of service attack caused by an authenticated and authorized user using specially crafted PCF messages. IBM X-Force ID: 162084.
CVSS Score
5.3
EPSS Score
0.014
Published
2019-09-26